/* roulang page: index */
@import url('/assets/css/vendor/1ecd1de215-css2.css');
    :root {
      --deep-purple: #1E0A3C;
      --electric-orange: #FF6B35;
      --nebula-gray: #F2F0F8;
      --titanium: #C0B3A8;
      --light-bg: #FAF9FD;
      --dark-bg: #0F0525;
      --card-bg: rgba(255,255,255,0.92);
      --card-shadow: 0 4px 20px rgba(30,10,60,0.08);
      --card-shadow-hover: 0 12px 32px rgba(30,10,60,0.15);
      --border-light: 1px solid rgba(192,179,168,0.25);
      --radius-xl: 20px;
      --radius-full: 999px;
      --transition-smooth: all 0.3s ease;
    }
    * {
      box-sizing: border-box;
    }
    body {
      font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
      background-color: var(--light-bg);
      color: #1a1a2e;
      line-height: 1.6;
      margin: 0;
      padding: 0;
      overflow-x: hidden;
      font-weight: 400;
    }
    .container {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 24px;
    }
    h1, h2, h3, h4 {
      font-weight: 700;
      line-height: 1.25;
      letter-spacing: -0.02em;
    }
    h1 {
      font-size: 3.2rem;
      font-weight: 800;
    }
    h2 {
      font-size: 2.4rem;
      font-weight: 700;
    }
    h3 {
      font-size: 1.5rem;
      font-weight: 600;
    }
    @media (max-width: 768px) {
      h1 { font-size: 2.2rem; }
      h2 { font-size: 1.8rem; }
      h3 { font-size: 1.3rem; }
      .container { padding: 0 16px; }
    }
    /* 导航栏固定模糊效果 */
    .glass-nav {
      background: rgba(255,255,255,0.8);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      box-shadow: 0 4px 12px rgba(0,0,0,0.03);
    }
    .search-input {
      transition: width 0.25s ease, box-shadow 0.2s;
      width: 220px;
      border-radius: 999px;
      background: white;
      border: 1px solid #e2e0eb;
    }
    .search-input:focus {
      width: 300px;
      outline: none;
      border-color: var(--electric-orange);
      box-shadow: 0 0 0 3px rgba(255,107,53,0.15);
    }
    @media (max-width: 768px) {
      .search-input { width: 100%; }
      .search-input:focus { width: 100%; }
    }
    /* 按钮系统 */
    .btn-primary {
      background: linear-gradient(135deg, var(--deep-purple) 0%, #6b2fa0 50%, var(--electric-orange) 100%);
      color: white;
      border-radius: 999px;
      padding: 12px 28px;
      font-weight: 600;
      border: none;
      cursor: pointer;
      transition: all 0.3s ease;
      display: inline-block;
      text-align: center;
      box-shadow: 0 4px 12px rgba(255,107,53,0.2);
    }
    .btn-primary:hover {
      background: linear-gradient(135deg, var(--electric-orange) 0%, #6b2fa0 60%, var(--deep-purple) 100%);
      box-shadow: 0 0 24px rgba(255,107,53,0.5);
      transform: translateY(-1px);
    }
    .btn-outline {
      background: transparent;
      border: 2px solid var(--electric-orange);
      color: var(--electric-orange);
      border-radius: 999px;
      padding: 10px 26px;
      font-weight: 600;
      transition: 0.25s;
    }
    .btn-outline:hover {
      background: var(--electric-orange);
      color: white;
    }
    .link-underline {
      color: var(--electric-orange);
      text-decoration: none;
      position: relative;
      font-weight: 500;
    }
    .link-underline::after {
      content: '';
      position: absolute;
      bottom: -2px;
      left: 50%;
      width: 0;
      height: 2px;
      background: var(--electric-orange);
      transition: 0.25s ease;
      transform: translateX(-50%);
    }
    .link-underline:hover::after {
      width: 100%;
    }
    /* 卡片 */
    .card-hover {
      background: var(--card-bg);
      backdrop-filter: blur(4px);
      border-radius: var(--radius-xl);
      box-shadow: var(--card-shadow);
      border: var(--border-light);
      transition: var(--transition-smooth);
    }
    .card-hover:hover {
      box-shadow: var(--card-shadow-hover);
      transform: translateY(-6px);
      border-color: rgba(255,107,53,0.3);
    }
    .badge-glow {
      background: linear-gradient(135deg, #1E0A3C, #FF6B35);
      color: white;
      border-radius: 8px;
      padding: 4px 12px;
      font-weight: 700;
      font-size: 0.9rem;
      display: inline-block;
    }
    /* 瀑布流模拟 */
    .masonry-grid {
      column-count: 3;
      column-gap: 24px;
    }
    .masonry-item {
      break-inside: avoid;
      margin-bottom: 24px;
    }
    @media (max-width: 1024px) {
      .masonry-grid { column-count: 2; }
    }
    @media (max-width: 640px) {
      .masonry-grid { column-count: 1; }
    }
    /* 手风琴 */
    .faq-item {
      border-bottom: 1px solid rgba(192,179,168,0.3);
    }
    .faq-question {
      cursor: pointer;
      padding: 18px 0;
      display: flex;
      align-items: center;
      font-weight: 600;
      transition: 0.2s;
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.2s;
      background: #ffffff;
      border-radius: 12px;
      margin-bottom: 4px;
    }
    .faq-item.active .faq-answer {
      max-height: 200px;
      padding: 12px 16px;
      background: #faf9fd;
    }
    .footer-link {
      color: #C0B3A8;
      transition: color 0.2s;
    }
    .footer-link:hover {
      color: white;
    }
    .social-icon {
      transition: 0.2s;
      color: #C0B3A8;
      font-size: 1.4rem;
    }
    .social-icon:hover {
      color: var(--electric-orange);
      transform: scale(1.1);
    }
    /* 装饰几何 */
    .geo-blob {
      position: absolute;
      background: radial-gradient(circle, rgba(255,107,53,0.15) 0%, transparent 70%);
      width: 300px;
      height: 300px;
      border-radius: 50%;
      filter: blur(40px);
      z-index: 0;
    }